Home / 16,878.48-23,286.60-9,802.32

Finding the Fourth Proportional to 16,878.48, 23,286.60 and 9,802.32

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Solution

The fourth proportional to 16,878.48, 23,286.60 and 9,802.32 is: 13,523.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,878.48 : 23,286.60 = 9,802.32 : x
  2. Step 2: Convert to fraction form
    16,878.48/23,286.60 = 9,802.32/x
  3. Step 3: Cross multiply
    16,878.48x = 23,286.60 × 9,802.32
  4. Step 4: Simplify right side
    16,878.48x = 228,262,704.91
  5. Step 5: Solve for x
    x = 228,262,704.91/16,878.48
  6. Step 6: Final answer
    x = 13,523.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.